v3.26.1
Lease - Schedule of Minimum Future Lease Payments (Details) - Dec. 31, 2025
CNY (¥)
USD ($)
Schedule of Minimum Future Lease Payments [Abstract]    
2026 ¥ 1,625,117 $ 232,389
2027 1,175,328 168,070
2028 148,114 21,180
Total future lease payments 2,948,559 421,639
Less: Imputed interest 109,047 15,595
Total lease liability balance ¥ 2,839,512 $ 406,044